Legal information

This website is published by Médiamétrie
French Société Anonyme (Limited Company) with share capital of €14,880,000.
70 rue Rivay
92 532 Levallois Cedex, France
Registered on the Nanterre Trade and Companies Registry, number B 333 344 000

 

The entire website comes under the authority of French legislation for copyright and intellectual property. All rights of reproduction, representation, adaptation, translation, transformation, and arrangement are reserved, including for downloadable documents and graphic and photographic representations. The reproduction, representation, adaptation, translation, transformation, and arrangement of all or part of the site in any manner and in any format is strictly prohibited except by previous and written permission from Médiamétrie.

Confidence interval calculus

Sample size or target in the sample

n =

Proportion observed in the sample or on a target in the sample

p =

%

Warning: only applies to a proportion. The Average Rate is an average of proportions and the Audience Share a ratio of proportions. This tool is provided for information purposes. It cannot be applied for professional purposes without further precautions.

Test of significance of the differences between two proportions

Used to assess whether the difference between 2 proportions is significant at the 95% threshold

Proportion

Sample size

1st sample

%

2nd sample

%

Warning: only applies to a proportion. The Average Rate is an average of proportions and the Audience Share a ratio of proportions. This tool is provided for information purposes. It cannot be applied for professional purposes without further precautions.

More
×
Dictionnaire
Les mots
des médias
New
edition
+500
definitions
A
B
C
D
E
F
G
H
I